Files
clio/src/data/cassandra/SettingsProvider.cpp
Peter Chen 1cfa06c9aa feat: Support Keyspace (#2454)
Support AWS Keyspace queries

---------

Co-authored-by: Ayaz Salikhov <mathbunnyru@users.noreply.github.com>
Co-authored-by: Alex Kremer <akremer@ripple.com>
2025-10-03 11:28:50 -04:00

120 lines
4.5 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2023, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include "data/cassandra/SettingsProvider.hpp"
#include "data/cassandra/Types.hpp"
#include "data/cassandra/impl/Cluster.hpp"
#include "util/Constants.hpp"
#include "util/config/ObjectView.hpp"
#include <cerrno>
#include <chrono>
#include <cstddef>
#include <cstdint>
#include <filesystem>
#include <fstream>
#include <ios>
#include <iterator>
#include <optional>
#include <string>
#include <string_view>
#include <system_error>
namespace data::cassandra {
SettingsProvider::SettingsProvider(util::config::ObjectView const& cfg)
: config_{cfg}
, keyspace_{cfg.get<std::string>("keyspace")}
, tablePrefix_{cfg.maybeValue<std::string>("table_prefix")}
, replicationFactor_{cfg.get<uint16_t>("replication_factor")}
, settings_{parseSettings()}
{
}
Settings
SettingsProvider::getSettings() const
{
return settings_;
}
std::optional<std::string>
SettingsProvider::parseOptionalCertificate() const
{
if (auto const certPath = config_.getValueView("certfile"); certPath.hasValue()) {
auto const path = std::filesystem::path(certPath.asString());
std::ifstream fileStream(path.string(), std::ios::in);
if (!fileStream) {
throw std::system_error(errno, std::generic_category(), "Opening certificate " + path.string());
}
std::string contents(std::istreambuf_iterator<char>{fileStream}, std::istreambuf_iterator<char>{});
if (fileStream.bad()) {
throw std::system_error(errno, std::generic_category(), "Reading certificate " + path.string());
}
return contents;
}
return std::nullopt;
}
Settings
SettingsProvider::parseSettings() const
{
auto settings = Settings::defaultSettings();
// all config values used in settings is under "database.cassandra" prefix
if (config_.getValueView("secure_connect_bundle").hasValue()) {
auto const bundle = Settings::SecureConnectionBundle{(config_.get<std::string>("secure_connect_bundle"))};
settings.connectionInfo = bundle;
} else {
Settings::ContactPoints out;
out.contactPoints = config_.get<std::string>("contact_points");
out.port = config_.maybeValue<uint32_t>("port");
settings.connectionInfo = out;
}
settings.threads = config_.get<uint32_t>("threads");
settings.maxWriteRequestsOutstanding = config_.get<uint32_t>("max_write_requests_outstanding");
settings.maxReadRequestsOutstanding = config_.get<uint32_t>("max_read_requests_outstanding");
settings.coreConnectionsPerHost = config_.get<uint32_t>("core_connections_per_host");
settings.queueSizeIO = config_.maybeValue<uint32_t>("queue_size_io");
settings.writeBatchSize = config_.get<std::size_t>("write_batch_size");
settings.provider = config_.get<std::string>("provider");
if (config_.getValueView("connect_timeout").hasValue()) {
auto const connectTimeoutSecond = config_.get<uint32_t>("connect_timeout");
settings.connectionTimeout = std::chrono::milliseconds{connectTimeoutSecond * util::kMILLISECONDS_PER_SECOND};
}
if (config_.getValueView("request_timeout").hasValue()) {
auto const requestTimeoutSecond = config_.get<uint32_t>("request_timeout");
settings.requestTimeout = std::chrono::milliseconds{requestTimeoutSecond * util::kMILLISECONDS_PER_SECOND};
}
settings.certificate = parseOptionalCertificate();
settings.username = config_.maybeValue<std::string>("username");
settings.password = config_.maybeValue<std::string>("password");
return settings;
}
} // namespace data::cassandra